| # Copyright 2017 The Bazel Authors. All rights reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| "tsconfig.json files using extends" |
| |
| TsConfigInfo = provider() |
| |
| def _ts_config_impl(ctx): |
| files = depset([ctx.file.src]) |
| return [DefaultInfo(files = files), TsConfigInfo(deps = ctx.files.deps)] |
| |
| ts_config = rule( |
| implementation = _ts_config_impl, |
| attrs = { |
| "src": attr.label( |
| doc = """The tsconfig.json file passed to the TypeScript compiler""", |
| allow_single_file = True, |
| mandatory = True, |
| ), |
| "deps": attr.label_list( |
| doc = """Additional tsconfig.json files referenced via extends""", |
| allow_files = True, |
| mandatory = True, |
| ), |
| }, |
| ) |
| """Allows a tsconfig.json file to extend another file. |
| |
| Normally, you just give a single `tsconfig.json` file as the tsconfig attribute |
| of a `ts_library` rule. However, if your `tsconfig.json` uses the `extends` |
| feature from TypeScript, then the Bazel implementation needs to know about that |
| extended configuration file as well, to pass them both to the TypeScript compiler. |
| """ |